Tall Bearded Iris (Iris 'Lois') in the Irises Database

Common names:
Give a thumbs up Tall Bearded Iris
Give a thumbs up Iris

Data specific to Irises (Edit)
Hybridizer: Lena Lothrop
Year Of Registration: 1947
Year Of Introduction (May Differ From Registry): 1947
Classification: Tall Bearded (TB)
Bloom Season: Mid
Bloom Color Classification: Yellow
Flower Patterns: Self

General Plant Information (Edit)
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Soil pH Preferences: Slightly acid (6.1 – 6.5)
Neutral (6.6 – 7.3)
Slightly alkaline (7.4 – 7.8)
Minimum cold hardiness: Zone 3 -40 °C (-40 °F) to -37.2 °C (-35)
Maximum recommended zone: Zone 9b
Flowers: Showy
Underground structures: Rhizome
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Parentage: (Brown Betty x Miss Sally) X Fort Knox

Discussion Threads about this plant
Thread Title Last Reply Replies
Show me your favorite Louisiana Iris pics by bluegrassmom Aug 24, 2019 4:43 PM 31
Do you have some favorite iris photos to share? by janwax Jun 27, 2019 3:45 PM 21
I got a box! 2019 by evelyninthegarden Oct 6, 2019 5:38 PM 516
2019 Bloom has started - Daisy's Garden by DaisyDo Jun 7, 2019 7:29 PM 80
poor form in standards becoming a trend? by DaisyDo Feb 25, 2019 11:54 AM 99
Louisiana iris update & question by Tienito Aug 3, 2018 12:59 AM 11
Favorite Siberians by urania1 Jun 14, 2018 8:37 PM 6
What is your weather today in your iris garden? by evelyninthegarden Nov 20, 2019 5:22 PM 2,722
The Naming of Irises by janwax Nov 26, 2017 3:54 PM 38
THRIVE-ers by caitlinsgarden Jun 25, 2018 3:19 PM 44
Bloom Season 2017 by shizen Mar 29, 2018 1:09 PM 3,789
Superstition 2017 Introductions!!!!!!! by Misawa77 Aug 19, 2016 7:31 AM 110
I got a box!!! - 2016 version by Lestv Dec 19, 2016 3:15 PM 1,664
Superstition Iris Gardens 2016 Spring Blooms by Misawa77 May 5, 2016 4:01 AM 105
Bloom Season 2016 by coboro Jun 1, 2016 6:44 PM 1,942
2016 Orders by Henhouse Oct 20, 2016 4:50 AM 2,169
Irises you got for the name and why. by tveguy3 Sep 2, 2019 9:40 PM 226
What did you do in the Iris garden today? by Paul2032 Nov 18, 2019 1:33 AM 17,378
Show Us Your Blooms - Spring 2015 - Part 1 by Moiris Nov 23, 2015 9:29 AM 2,013
Mindless chatter by Muddymitts Nov 20, 2019 5:41 PM 17,982

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